用简便方法计算
*（
1.12＋0.499＋0.501）÷5.3＝[
]|
A ．0.4 |
B ．13.9 |
|
C ．96 |
D ．4.5 |
从
10.4除以5.2的商里减去2.5乘0.4的积，差是[
]|
A ．7.2 |
B ．72 |
|
C ．1 |
D ．2 |
8.6
与1.4的和与这两个数的差相乘，积是[
]|
A ．7.2 |
B ．72 |
|
C ．1 |
D ．2 |
15
减去13与0.5的和，用所得的差去除1.8，商是[
]|
A ．1.2 |
B ．12.2 |
|
C ．0.2 |
D ．2.1 |
6.3
＋5.6÷0.7＝[
]|
A ．14.3 |
B ．16.78 |
|
C ．24.2 |
D ．1.63 |
16.85
÷0.5－16.92＝[
]|
A ．14.3 |
B ．16.78 |
|
C ．24.2 |
D ．1.63 |
3.52
－1.84－1.16＝[
]|
A ．0.52 |
B ．1 |
|
C ．100 |
D ．0.4 |
4.12
÷4.12－0.6＝[
]|
A ．0.52 |
B ．1 |
|
C ．100 |
D ．0.4 |
(0.26
＋0.74)÷0.01＝[
]|
A ．0.52 |
B ．1 |
|
C ．100 |
D ．0.4 |